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Reichelina

Classification

    Phylum:  
Protista
    Subphylum:  
Sarcodina
    Class:  
Reticularea
    Subclass:  
Granuloreticulosia
    Order:  
Foraminiferida
    Suborder:  
Fusulinina
    Superfamily:  
Fusulinacea
    Family:  
Ozawainellidae
    Formal Genus Name and Reference:  
Reichelina ERK, 1941 [1942], *709, p. 249
    Type Species:  
R. cribroseptata, OD


Images

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Fossil Image
Fig. 298,3. *R. cribroseptata, Turkey, 3a, axial sec. of holotype, X70 (*1926), 3b, tang. sec. of paratype, X70 (*1926)


Synonyms



Geographic Distribution

SW.Asia(Turkey), Japan, China, USSR


Age Range

    Beginning Stage in Treatise Usage:  
U.Perm.
    Beginning International Stage:  
Wuchiapingian
    Fraction Up In Beginning Stage:  
0
    Beginning Date:  
259.55
    Ending Stage in Treatise Usage:  
U.Perm.
    Ending International Stage:  
Changhsingian
    Fraction Up In Ending Stage:  
100
    Ending Date:  
251.9


Description

Shell small, discoidal, divisible into 3 parts, first 1 or 2 volutions evolute, next 3 involute, with narrowly rounded periphery, outer part of last volution somewhat uncoiled, spirotheca composed of tectum and diaphanotheca; tunnel triangular in cross section, with Rat bottom tangent to sharp edge of preceding volution; chomata broad, extending from tunnel to polar area, seemingly becoming thicker toward um- bilicus (*709).




References



Museum or Author Information